Barrel Nipple Fittings ASTM A53 are essential components in modern industrial piping systems, offering durability, precision, and versatility. Designed to meet rigorous standards, these fittings are widely used in water, oil, gas, and other fluid systems. Manufactured by Hebei Gain Trading Co., Ltd., a trusted name in the industry since 1997, these fittings combine advanced engineering with cost-effective solutions. This article explores the features, advantages, technical specifications, application scenarios, and company background of ASTM A53 Barrel Nipple Fittings, supported by authoritative references from the National Institute of Standards and Technology (NIST).
Key Features of ASTM A53 Barrel Nipple Fittings
ASTM A53 Barrel Nipple Fittings are engineered to deliver exceptional performance in demanding environments. Key features include:
- Material Options: Available in carbon steel, alloy steel, and stainless steel, ensuring compatibility with diverse applications and corrosion resistance.
- Standard Compliance: Adheres to international standards such as BS21, DIN2999, and ASTM A865-9, guaranteeing interoperability and quality.
- Hydraulic Testing: Tested to withstand a maximum working pressure of 1.5MPa and a test pressure of 2.5MPa, ensuring safety and reliability.
- Temperature Range: Operates efficiently in temperatures ranging from -20°C to 120°C, suitable for both cold and high-temperature environments.
- Surface Finishes: Offers galvanized, electro-galvanized, normal black, and shining black finishes to meet specific aesthetic and functional requirements.
- Customization: Supports custom designs based on customer drawings, with options for brand customization (e.g., registered trademark SZ).

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Advantages of ASTM A53 Barrel Nipple Fittings
ASTM A53 Barrel Nipple Fittings offer several advantages that make them a preferred choice for industrial applications:
- Superior Durability: The use of high-quality materials like stainless steel ensures long-term performance even in harsh conditions.
- Easy Installation: Designed with female connections and standardized threads (e.g., BSPT, NPT), these fittings simplify installation and reduce downtime.
- Cost-Effective Solutions: With competitive pricing and bulk order discounts, these fittings provide excellent value for money.
- Wide Application Scope: Suitable for water, oil, gas, and chemical systems, making them ideal for manufacturing, construction, and energy sectors.
- Comprehensive Warranty: 6-month quality guarantee with full refunds for defective products, reflecting the company’s commitment to customer satisfaction.

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Technical Specifications Table
| Parameter | Details |
|---|---|
| Material | Carbon steel, Alloy steel, Stainless steel |
| Standards | BS21, DIN2999, ASTM A865-9 |
| Working Pressure | Max 1.5MPa |
| Test Pressure | Max 2.5MPa |
| Temperature Range | -20°C to 120°C |
| Size Range | 1/8-8″ |
| Wall Thickness | 0.5mm-10mm (SCH20, SCH30, SCH40, etc.) |
| Surface Finish | Galvanized, Electro-galvanized, Normal black, Shining black |
| Connection Type | Female |
| Series | Heavy, Standard, Medium, Light |
| Certifications | ISO9001:2000, BV |
Application Scenarios
ASTM A53 Barrel Nipple Fittings are widely used in various industries due to their adaptability and reliability. Key applications include:
- Water Supply Systems: Ideal for domestic and industrial water distribution, ensuring leak-free connections.
- Oil and Gas Industry: Used in pipelines, valves, and storage tanks for transporting hydrocarbons safely.
- Chemical Processing: Resistant to corrosive chemicals, making them suitable for refineries and chemical plants.
- HVAC Systems: Essential for heating, ventilation, and air conditioning systems, providing efficient fluid flow.
- Construction Projects: Deployed in commercial and residential buildings for plumbing and mechanical systems.

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Company Background: Hebei Gain Trading Co., Ltd.
Established in 1997, Hebei Gain Trading Co., Ltd. has grown into a leading manufacturer and supplier of pipe fittings and related products. With a workforce of 300 employees, including 20 senior engineers and 50 senior technicians, the company ensures high-quality production and innovative solutions. Key company highlights include:
- Global Reach: Products are exported to over 50 countries, including the USA, Russia, Australia, and the UAE.
- Production Capacity: Annual exports of 150-200 container111s, with a 30% domestic sales ratio.
- Customization Options: Offers brand customization (e.g., SZ trademark) with minimum order quantities of 10 tons per specification.
- Quality Assurance: Certified under ISO9001:2000 and BV, ensuring adherence to international quality standards.
Why Choose Hebei Gain Trading Co., Ltd.?
Hebei Gain Trading Co., Ltd. stands out in the industry due to its commitment to quality, innovation, and customer satisfaction. Here’s why:
- Comprehensive Product Range: From flanges and valves to high-pressure fittings and P.T.F.E. thread seal tapes, the company offers end-to-end piping solutions.
- Reliable Delivery: Standard delivery time of 30-45 days after deposit, with flexible packaging options (cartons, pallets, woven bags).
- Expertise and Experience: Over 25 years of industry experience, backed by a team of 20 foreign trade sales staff and 20 domestic trade sales staff.
- Customer-Centric Approach: Provides 6-month after-sales service and full refunds for defective products, ensuring customer trust and loyalty.
Authoritative Citations and References
The technical specifications and standards referenced in this article align with NIST (National Institute of Standards and Technology) guidelines for industrial materials and testing. For further details on ASTM A53 standards and pipe fitting specifications, refer to the following NIST resources:
- NIST Official Website – Provides comprehensive information on standards, measurements, and research in materials science.
- NIST Standards and Measurements – Offers insights into international standards compliance for industrial components.
- NIST Pipe Fitting Research – Details ongoing research on pipe fitting durability and performance.
For more information on ASTM A53 and pipe fitting certifications, visit the American Society for Testing and Materials (ASTM) website: ASTM International.
Conclusion
ASTM A53 Barrel Nipple Fittings by Hebei Gain Trading Co., Ltd. are a reliable and cost-effective solution for modern industrial piping systems. With compliance to international standards, superior durability, and customization options, these fittings cater to a wide range of applications. Whether you’re working on water supply systems, oil and gas pipelines, or HVAC projects, these fittings ensure efficiency, safety, and long-term performance. For more details, visit the product page or contact Hebei Gain Trading Co., Ltd. directly.
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HEBEI GAIN TRADING CO.,LTD” is the subcomany of Hebei Wanda Malleable Iron Corp.,Ltd ,which was established in 1997.steel pipes We are leading & professional exporter & supplier of the registered “SZ” Brand malleable iron pipe fittings, our products can be used in various pipelines to convey gas,water,oil and so on.cast iron pipe It is of rich assotrments:banded,beaded,plain;galvanized and black;heavy type and light type.Size is from 1/4 to 6 inch.Standard:BS Standard,DIN Standard,American standard.galvanised steel pipe suppliers The company has acquired ISO9001, ISO14001 and OHSAS18001, certifications of UL and FM of America , CE of the EU , ABNT of Brazil , TSE of Turkey China Compulsory Certification and other certificates and honors, “Hebei Creditable Enterprise” since 1996 ,”Hebei province High-integrity Enterprise”since 2008, “the Famous Product in Hebei province” since 1996 ,”Famous Brand of Malleable Iron Pipe Fittings in China”since 2013, “China Well-known Trademark” in 2014.super blog